Update link to Cygwin and note that it is not well supported.
PHP's curl extension is required for Baylor im/export.
Add missing variable to user query.
Also display judgings list if there is only one invalid judging
and display "Not (re)judged yet" message whenever there is no
active/selected judging.
Improve error message when parsing contest starttime fails.
Changes
changelog typo
Update description of config setting show_affiliations.
Drop inaccurate comment.
Baylor import: fix team member import for changed json output.